1. Department of Respiratory Medicine, Fujieda City General Hospital, Japan
2. Department of Pulmonary Medicine, Seirei Hamamatsu General Hospital, Japan
3. Department of Urology, Fujieda City General Hospital, Japan
4. Department of Pathology, Graduate School of Medicine University of Tokyo, Japan
5. Department of Respiratory Medicine and Infectious Disease, Niigata University Graduate School of Medical and Dental Sciences, Japan
6. Department of Respiratory Medicine, Hamamatsu Rosai Hospital, Japan
7. Second Department of Internal Medicine, Hamamatsu University School of Medicine, Japan